This memorial for the 10th anniversary of 9/11 is made from concrete from the World Trade Center, and has inscriptions of "NY,' "NY," "PA," and "DC" - in binary code - on various parts of the memorial.

The city of Quincy dedicated this memorial on 9/11/11. Standing tall is a section of the antenna tower located on the rooftop of WTC Building #1. It supported a broadcasting antenna that was manufactured in Quincy by the Harris Corporation.